Results 11 to 20 of about 44,560 (278)

Astrophysical smooth particle hydrodynamics [PDF]

open access: yesNew Astronomy Reviews, 2009
79 pages, accepted for publication in New Astronomy ...
openaire   +4 more sources

Kernel broken smooth particle hydrodynamics method for crack propagation simulation applied in layered rock cells and tunnels

open access: yesUnderground Space, 2023
Understanding the cracking process of layered tunnels requires a high-fidelity method. Improved smooth particle hydrodynamics (SPH), termed kernel broken SPH (KBSPH), was implemented to simulate the crack propagation and deformation of layered rock cells
Chengzhi Xia   +3 more
doaj   +3 more sources

Modeling of Ti6Al4V Alloy Orthogonal Cutting with Smooth Particle Hydrodynamics: A Parametric Analysis on Formulation and Particle Density

open access: yesMetals, 2019
Computational modeling is a widely used method for simulation and analysis of machining processes. Smooth particle hydrodynamics (SPH) is a comparatively recently developed method that is used for the simulation of processes where high strains and ...
Adam D. Lampropoulos   +2 more
doaj   +3 more sources

A Local Semi-Fixed Ghost Particles Boundary Method for WCSPH

open access: yesJournal of Marine Science and Engineering, 2021
Due to the convenience and flexibility in modeling complex geometries and deformable objects, local ghost particles methods are becoming more and more popular.
Kaidong Tao, Xueqian Zhou, Huilong Ren
doaj   +1 more source

A Numerical Investigation of a Bird Strike on the Structure of an Aircraft Wing Leading Edge

open access: yesEuropean Mechanical Science, 2020
The bird strike incidents havebeen a problem since the start of modern aviation. It remains one of the mostdangerous threat to the flight safety. Although catastrophic failure isuncommon, flight safety authorities require aircrafts to be designed ...
Mehmet Seha Tatlıer
doaj   +1 more source

A New Parallel Framework of SPH-SWE for Dam Break Simulation Based on OpenMP [PDF]

open access: yes, 2020
Due to its Lagrangian nature, Smoothed Particle Hydrodynamics (SPH) has been used to solve a variety of fluid-dynamic processes with highly nonlinear deformation such as debris flows, wave breaking and impact, multi-phase mixing processes, jet impact ...
Cao, Peng   +8 more
core   +3 more sources

Efficient smoothed particle radiation hydrodynamics II: Radiation hydrodynamics [PDF]

open access: yesJournal of Computational Physics, 2021
The radiation hydrodynamics equations for smoothed particle hydrodynamics are derived by operator splitting the radiation and hydrodynamics terms, including necessary terms for material motion, and discretizing each of the sets of equations separately in time and space.
Brody R. Bassett   +2 more
openaire   +3 more sources

Data-driven modeling of sluice gate flows using a convolutional neural network

open access: yesJournal of Hydroinformatics, 2023
Predicting the flow field around sluice gates is essential for controlling water levels and discharges in open channels and rivers. Smooth particle hydrodynamics (SPH) models can satisfactorily reproduce such free-surface flows, but they typically ...
Xiaohui Yan   +5 more
doaj   +1 more source

An efficient non-iterative smoothed particle hydrodynamics fluid simulation method with variable smoothing length

open access: yesVisual Computing for Industry, Biomedicine, and Art, 2023
In classical smoothed particle hydrodynamics (SPH) fluid simulation approaches, the smoothing length of Lagrangian particles is typically constant. One major disadvantage is the lack of adaptiveness, which may compromise accuracy in fluid regions such as
Min Li   +4 more
doaj   +1 more source

Study on the vidcous flow around foils with a multi-resolution smooth particle hydrodynamics method

open access: yesXibei Gongye Daxue Xuebao, 2022
Considering the real viscosity of the fluid, the multi-resolution smooth particle hydrodynamics method is applied to numerically simulate and verify the flow around the foils at different Reynold numbers.
HUANG Xiaoting   +4 more
doaj   +1 more source

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